Faults and Troubleshooting
Back-in-Box-Lift K70 / K90 / K90 ACTIVE Page 67 of 100
9.1.2 Adjusting the rollers (K70 / K90)
ð Observe whether the rollers hit the top or bottom of the
leading edge of the guide rail when the platform retracts
into the cassette.
ð Insert the Allen key provided into the eccentric in the
roller (see Figure 47).
ð Loosen the roller securing screw on the platform side
(see Figure 47).
ð Adjust the height of the roller using the Allen key.
ð Tighten the fastening screw once again.
ð Carry out a trial run.
ð Repeat the procedure if the roller still hits the leading
edge of the guide rail when the platform is being re-
tracted into the cassette.